diff --git a/Makefile b/Makefile index 04199cf99dd5..523b0d4354fb 100644 --- a/Makefile +++ b/Makefile @@ -1,6 +1,6 @@ VERSION = 4 PATCHLEVEL = 4 -SUBLEVEL = 151 +SUBLEVEL = 152 EXTRAVERSION = NAME = Blurry Fish Butt

diff --git a/arch/arc/Makefile b/arch/arc/Makefile index c05ea2b54276..b9f7306412e5 100644 --- a/arch/arc/Makefile +++ b/arch/arc/Makefile @@ -14,7 +14,7 @@ endif

KBUILD_DEFCONFIG := nsim_700_defconfig

-cflags-y += -fno-common -pipe -fno-builtin -D__linux__ +cflags-y += -fno-common -pipe -fno-builtin -mmedium-calls -D__linux__ cflags-$(CONFIG_ISA_ARCOMPACT) += -mA7 cflags-$(CONFIG_ISA_ARCV2) += -mcpu=archs

@@ -137,16 +137,3 @@ dtbs: scripts

archclean: $(Q)$(MAKE) $(clean)=$(boot) - -# Hacks to enable final link due to absence of link-time branch relexation -# and gcc choosing optimal(shorter) branches at -O3 -# -# vineetg Feb 2010: -mlong-calls switched off for overall kernel build -# However lib/decompress_inflate.o (.init.text) calls -# zlib_inflate_workspacesize (.text) causing relocation errors. -# Thus forcing all exten calls in this file to be long calls -export CFLAGS_decompress_inflate.o = -mmedium-calls -export CFLAGS_initramfs.o = -mmedium-calls -ifdef CONFIG_SMP -export CFLAGS_core.o = -mmedium-calls -endif diff --git a/arch/arc/include/asm/mach_desc.h b/arch/arc/include/asm/mach_desc.h index c28e6c347b49..871f3cb16af9 100644 --- a/arch/arc/include/asm/mach_desc.h +++ b/arch/arc/include/asm/mach_desc.h @@ -34,9 +34,7 @@ struct machine_desc { const char *name; const char **dt_compat; void (*init_early)(void); -#ifdef CONFIG_SMP void (*init_per_cpu)(unsigned int); -#endif void (*init_machine)(void); void (*init_late)(void);

diff --git a/arch/arc/kernel/irq.c b/arch/arc/kernel/irq.c index ba17f85285cf..dd42c6feaba5 100644 --- a/arch/arc/kernel/irq.c +++ b/arch/arc/kernel/irq.c @@ -31,10 +31,10 @@ void __init init_IRQ(void) /* a SMP H/w block could do IPI IRQ request here */ if (plat_smp_ops.init_per_cpu) plat_smp_ops.init_per_cpu(smp_processor_id()); +#endif

if (machine_desc->init_per_cpu) machine_desc->init_per_cpu(smp_processor_id()); -#endif }

/* diff --git a/arch/arm/boot/dts/am3517.dtsi b/arch/arm/boot/dts/am3517.dtsi index 5e3f5e86ffcf..cfcbf5baba4f 100644 --- a/arch/arm/boot/dts/am3517.dtsi +++ b/arch/arm/boot/dts/am3517.dtsi @@ -74,6 +74,11 @@ }; };

+/* Table Table 5-79 of the TRM shows 480ab000 is reserved */ +&usb_otg_hs { + status = "disabled"; +}; + &iva { status = "disabled"; }; diff --git a/arch/arm/boot/dts/am437x-sk-evm.dts b/arch/arm/boot/dts/am437x-sk-evm.dts index 63de2a1b4315..648236c5281b 100644 --- a/arch/arm/boot/dts/am437x-sk-evm.dts +++ b/arch/arm/boot/dts/am437x-sk-evm.dts @@ -508,6 +508,8 @@

touchscreen-size-x = <480>; touchscreen-size-y = <272>; + + wakeup-source; };

tlv320aic3106: tlv320aic3106@1b { diff --git a/arch/arm/boot/dts/bcm-cygnus.dtsi b/arch/arm/boot/dts/bcm-cygnus.dtsi index 2778533502d9..5ce200860c89 100644 --- a/arch/arm/boot/dts/bcm-cygnus.dtsi +++ b/arch/arm/boot/dts/bcm-cygnus.dtsi @@ -110,7 +110,7 @@ reg = <0x18008000 0x100>; #address-cells = <1>; #size-cells = <0>; - interrupts = <GIC_SPI 85 IRQ_TYPE_NONE>; + interrupts = <GIC_SPI 85 IRQ_TYPE_LEVEL_HIGH>; clock-frequency = <100000>; status = "disabled"; }; @@ -138,7 +138,7 @@ reg = <0x1800b000 0x100>; #address-cells = <1>; #size-cells = <0>; - interrupts = <GIC_SPI 86 IRQ_TYPE_NONE>; + interrupts = <GIC_SPI 86 IRQ_TYPE_LEVEL_HIGH>; clock-frequency = <100000>; status = "disabled"; }; diff --git a/arch/arm/boot/dts/da850.dtsi b/arch/arm/boot/dts/da850.dtsi index 0bd98cd00816..4ef5c3410fcc 100644 --- a/arch/arm/boot/dts/da850.dtsi +++ b/arch/arm/boot/dts/da850.dtsi @@ -267,11 +267,7 @@ compatible = "ti,dm6441-gpio"; gpio-controller; reg = <0x226000 0x1000>; - interrupts = <42 IRQ_TYPE_EDGE_BOTH - 43 IRQ_TYPE_EDGE_BOTH 44 IRQ_TYPE_EDGE_BOTH - 45 IRQ_TYPE_EDGE_BOTH 46 IRQ_TYPE_EDGE_BOTH - 47 IRQ_TYPE_EDGE_BOTH 48 IRQ_TYPE_EDGE_BOTH - 49 IRQ_TYPE_EDGE_BOTH 50 IRQ_TYPE_EDGE_BOTH>; + interrupts = <42 43 44 45 46 47 48 49 50>; ti,ngpio = <144>; ti,davinci-gpio-unbanked = <0>; status = "disabled"; diff --git a/arch/arm/configs/imx_v4_v5_defconfig b/arch/arm/configs/imx_v4_v5_defconfig index d3a8018639de..f4a2d28936e1 100644 --- a/arch/arm/configs/imx_v4_v5_defconfig +++ b/arch/arm/configs/imx_v4_v5_defconfig @@ -145,9 +145,11 @@ CONFIG_USB_STORAGE=y CONFIG_USB_CHIPIDEA=y CONFIG_USB_CHIPIDEA_UDC=y CONFIG_USB_CHIPIDEA_HOST=y +CONFIG_USB_CHIPIDEA_ULPI=y CONFIG_NOP_USB_XCEIV=y CONFIG_USB_GADGET=y CONFIG_USB_ETH=m +CONFIG_USB_ULPI_BUS=y CONFIG_MMC=y CONFIG_MMC_SDHCI=y CONFIG_MMC_SDHCI_PLTFM=y diff --git a/arch/arm/configs/imx_v6_v7_defconfig b/arch/arm/configs/imx_v6_v7_defconfig index 4187f69f6630..b3490c1c49d1 100644 --- a/arch/arm/configs/imx_v6_v7_defconfig +++ b/arch/arm/configs/imx_v6_v7_defconfig @@ -261,6 +261,7 @@ CONFIG_USB_STORAGE=y CONFIG_USB_CHIPIDEA=y CONFIG_USB_CHIPIDEA_UDC=y CONFIG_USB_CHIPIDEA_HOST=y +CONFIG_USB_CHIPIDEA_ULPI=y CONFIG_USB_SERIAL=m CONFIG_USB_SERIAL_GENERIC=y CONFIG_USB_SERIAL_FTDI_SIO=m @@ -287,6 +288,7 @@ CONFIG_USB_G_NCM=m CONFIG_USB_GADGETFS=m CONFIG_USB_MASS_STORAGE=m CONFIG_USB_G_SERIAL=m +CONFIG_USB_ULPI_BUS=y CONFIG_MMC=y CONFIG_MMC_SDHCI=y CONFIG_MMC_SDHCI_PLTFM=y diff --git a/arch/arm/mach-pxa/irq.c b/arch/arm/mach-pxa/irq.c index 9c10248fadcc..4e8c2116808e 100644 --- a/arch/arm/mach-pxa/irq.c +++ b/arch/arm/mach-pxa/irq.c @@ -185,7 +185,7 @@ static int pxa_irq_suspend(void) { int i;

- for (i = 0; i < pxa_internal_irq_nr / 32; i++) { + for (i = 0; i < DIV_ROUND_UP(pxa_internal_irq_nr, 32); i++) { void __iomem *base = irq_base(i);

saved_icmr[i] = __raw_readl(base + ICMR); @@ -204,7 +204,7 @@ static void pxa_irq_resume(void) { int i;

- for (i = 0; i < pxa_internal_irq_nr / 32; i++) { + for (i = 0; i < DIV_ROUND_UP(pxa_internal_irq_nr, 32); i++) { void __iomem *base = irq_base(i);

__raw_writel(saved_icmr[i], base + ICMR); diff --git a/arch/arm/mm/init.c b/arch/arm/mm/init.c index c29ad610311b..a9f6705aea23 100644 --- a/arch/arm/mm/init.c +++ b/arch/arm/mm/init.c @@ -716,19 +716,28 @@ int __mark_rodata_ro(void *unused) return 0; }

+static int kernel_set_to_readonly __read_mostly; + void mark_rodata_ro(void) { + kernel_set_to_readonly = 1; stop_machine(__mark_rodata_ro, NULL, NULL); }

void set_kernel_text_rw(void) { + if (!kernel_set_to_readonly) + return; + set_section_perms(ro_perms, ARRAY_SIZE(ro_perms), false, current->active_mm); }

void set_kernel_text_ro(void) { + if (!kernel_set_to_readonly) + return; + set_section_perms(ro_perms, ARRAY_SIZE(ro_perms), true, current->active_mm); } diff --git a/arch/arm64/kernel/smp.c b/arch/arm64/kernel/smp.c index f3c3d8fee5ba..03c0946b79d2 100644 --- a/arch/arm64/kernel/smp.c +++ b/arch/arm64/kernel/smp.c @@ -131,7 +131,7 @@ static void smp_store_cpu_info(unsigned int cpuid) * This is the secondary CPU boot entry. We're using this CPUs * idle thread stack, but a set of temporary page tables. */ -asmlinkage void secondary_start_kernel(void) +asmlinkage notrace void secondary_start_kernel(void) { struct mm_struct *mm = &init_mm; unsigned int cpu = smp_processor_id(); diff --git a/arch/m68k/include/asm/mcf_pgalloc.h b/arch/m68k/include/asm/mcf_pgalloc.h index f9924fbcfe42..456e3f75ef3b 100644 --- a/arch/m68k/include/asm/mcf_pgalloc.h +++ b/arch/m68k/include/asm/mcf_pgalloc.h @@ -43,6 +43,7 @@ extern inline pmd_t *pmd_alloc_kernel(pgd_t *pgd, unsigned long address) static inline void __pte_free_tlb(struct mmu_gather *tlb, pgtable_t page, unsigned long address) { + pgtable_page_dtor(page); __free_page(page); }

@@ -73,8 +74,9 @@ static inline struct page *pte_alloc_one(struct mm_struct *mm, return page; }

-extern inline void pte_free(struct mm_struct *mm, struct page *page) +static inline void pte_free(struct mm_struct *mm, struct page *page) { + pgtable_page_dtor(page); __free_page(page); }

diff --git a/arch/parisc/include/asm/spinlock.h b/arch/parisc/include/asm/spinlock.h index 64f2992e439f..617efa845054 100644 --- a/arch/parisc/include/asm/spinlock.h +++ b/arch/parisc/include/asm/spinlock.h @@ -21,7 +21,6 @@ static inline void arch_spin_lock_flags(arch_spinlock_t *x, { volatile unsigned int *a;

- mb(); a = __ldcw_align(x); while (__ldcw(a) == 0) while (*a == 0) @@ -31,16 +30,15 @@ static inline void arch_spin_lock_flags(arch_spinlock_t *x, local_irq_disable(); } else cpu_relax(); - mb(); }

static inline void arch_spin_unlock(arch_spinlock_t *x) { volatile unsigned int *a; - mb(); + a = __ldcw_align(x); - *a = 1; mb(); + *a = 1; }

static inline int arch_spin_trylock(arch_spinlock_t *x) @@ -48,10 +46,8 @@ static inline int arch_spin_trylock(arch_spinlock_t *x) volatile unsigned int *a; int ret;

- mb(); a = __ldcw_align(x); ret = __ldcw(a) != 0; - mb();

return ret; } diff --git a/arch/parisc/kernel/syscall.S b/arch/parisc/kernel/syscall.S index f68eedc72484..dd44022c3ae3 100644 --- a/arch/parisc/kernel/syscall.S +++ b/arch/parisc/kernel/syscall.S @@ -627,12 +627,12 @@ cas_action: stw %r1, 4(%sr2,%r20) #endif /* The load and store could fail */ -1: ldw,ma 0(%r26), %r28 +1: ldw 0(%r26), %r28 sub,<> %r28, %r25, %r0 -2: stw,ma %r24, 0(%r26) +2: stw %r24, 0(%r26) /* Free lock */ sync - stw,ma %r20, 0(%sr2,%r20) + stw %r20, 0(%sr2,%r20) #if ENABLE_LWS_DEBUG /* Clear thread register indicator */ stw %r0, 4(%sr2,%r20) @@ -796,30 +796,30 @@ cas2_action: ldo 1(%r0),%r28

/* 8bit CAS */ -13: ldb,ma 0(%r26), %r29 +13: ldb 0(%r26), %r29 sub,= %r29, %r25, %r0 b,n cas2_end -14: stb,ma %r24, 0(%r26) +14: stb %r24, 0(%r26) b cas2_end copy %r0, %r28 nop nop

/* 16bit CAS */ -15: ldh,ma 0(%r26), %r29 +15: ldh 0(%r26), %r29 sub,= %r29, %r25, %r0 b,n cas2_end -16: sth,ma %r24, 0(%r26) +16: sth %r24, 0(%r26) b cas2_end copy %r0, %r28 nop nop

/* 32bit CAS */ -17: ldw,ma 0(%r26), %r29 +17: ldw 0(%r26), %r29 sub,= %r29, %r25, %r0 b,n cas2_end -18: stw,ma %r24, 0(%r26) +18: stw %r24, 0(%r26) b cas2_end copy %r0, %r28 nop @@ -827,10 +827,10 @@ cas2_action:

/* 64bit CAS */ #ifdef CONFIG_64BIT -19: ldd,ma 0(%r26), %r29 +19: ldd 0(%r26), %r29 sub,*= %r29, %r25, %r0 b,n cas2_end -20: std,ma %r24, 0(%r26) +20: std %r24, 0(%r26) copy %r0, %r28 #else /* Compare first word */ @@ -849,7 +849,7 @@ cas2_action: cas2_end: /* Free lock */ sync - stw,ma %r20, 0(%sr2,%r20) + stw %r20, 0(%sr2,%r20) /* Enable interrupts */ ssm PSW_SM_I, %r0 /* Return to userspace, set no error */ diff --git a/drivers/dma/k3dma.c b/drivers/dma/k3dma.c index 1ba2fd73852d..0f0c06ab414b 100644 --- a/drivers/dma/k3dma.c +++ b/drivers/dma/k3dma.c @@ -660,7 +660,7 @@ static struct dma_chan *k3_of_dma_simple_xlate(struct of_phandle_args *dma_spec, struct k3_dma_dev *d = ofdma->of_dma_data; unsigned int request = dma_spec->args[0];

- if (request > d->dma_requests) + if (request >= d->dma_requests) return NULL;

return dma_get_slave_channel(&(d->chans[request].vc.chan)); diff --git a/drivers/gpu/drm/armada/armada_hw.h b/drivers/gpu/drm/armada/armada_hw.h index 27319a8335e2..345dc4d0851e 100644 --- a/drivers/gpu/drm/armada/armada_hw.h +++ b/drivers/gpu/drm/armada/armada_hw.h @@ -160,6 +160,7 @@ enum { CFG_ALPHAM_GRA = 0x1 << 16, CFG_ALPHAM_CFG = 0x2 << 16, CFG_ALPHA_MASK = 0xff << 8, +#define CFG_ALPHA(x) ((x) << 8) CFG_PIXCMD_MASK = 0xff, };

diff --git a/drivers/gpu/drm/armada/armada_overlay.c b/drivers/gpu/drm/armada/armada_overlay.c index 5c22b380f8f3..f8a69ec63550 100644 --- a/drivers/gpu/drm/armada/armada_overlay.c +++ b/drivers/gpu/drm/armada/armada_overlay.c @@ -27,6 +27,7 @@ struct armada_ovl_plane_properties { uint16_t contrast; uint16_t saturation; uint32_t colorkey_mode; + uint32_t colorkey_enable; };

struct armada_ovl_plane { @@ -62,11 +63,13 @@ armada_ovl_update_attr(struct armada_ovl_plane_properties *prop, writel_relaxed(0x00002000, dcrtc->base + LCD_SPU_CBSH_HUE);

spin_lock_irq(&dcrtc->irq_lock); - armada_updatel(prop->colorkey_mode | CFG_ALPHAM_GRA, - CFG_CKMODE_MASK | CFG_ALPHAM_MASK | CFG_ALPHA_MASK, - dcrtc->base + LCD_SPU_DMA_CTRL1); - - armada_updatel(ADV_GRACOLORKEY, 0, dcrtc->base + LCD_SPU_ADV_REG); + armada_updatel(prop->colorkey_mode, + CFG_CKMODE_MASK | CFG_ALPHAM_MASK | CFG_ALPHA_MASK, + dcrtc->base + LCD_SPU_DMA_CTRL1); + if (dcrtc->variant->has_spu_adv_reg) + armada_updatel(prop->colorkey_enable, + ADV_GRACOLORKEY | ADV_VIDCOLORKEY, + dcrtc->base + LCD_SPU_ADV_REG); spin_unlock_irq(&dcrtc->irq_lock); }

@@ -339,8 +342,17 @@ static int armada_ovl_plane_set_property(struct drm_plane *plane, dplane->prop.colorkey_vb |= K2B(val); update_attr = true; } else if (property == priv->colorkey_mode_prop) { - dplane->prop.colorkey_mode &= ~CFG_CKMODE_MASK; - dplane->prop.colorkey_mode |= CFG_CKMODE(val); + if (val == CKMODE_DISABLE) { + dplane->prop.colorkey_mode = + CFG_CKMODE(CKMODE_DISABLE) | + CFG_ALPHAM_CFG | CFG_ALPHA(255); + dplane->prop.colorkey_enable = 0; + } else { + dplane->prop.colorkey_mode = + CFG_CKMODE(val) | + CFG_ALPHAM_GRA | CFG_ALPHA(0); + dplane->prop.colorkey_enable = ADV_GRACOLORKEY; + } update_attr = true; } else if (property == priv->brightness_prop) { dplane->prop.brightness = val - 256; @@ -469,7 +481,9 @@ int armada_overlay_plane_create(struct drm_device *dev, unsigned long crtcs) dplane->prop.colorkey_yr = 0xfefefe00; dplane->prop.colorkey_ug = 0x01010100; dplane->prop.colorkey_vb = 0x01010100; - dplane->prop.colorkey_mode = CFG_CKMODE(CKMODE_RGB); + dplane->prop.colorkey_mode = CFG_CKMODE(CKMODE_RGB) | + CFG_ALPHAM_GRA | CFG_ALPHA(0); + dplane->prop.colorkey_enable = ADV_GRACOLORKEY; dplane->prop.brightness = 0; dplane->prop.contrast = 0x4000; dplane->prop.saturation = 0x4000; diff --git a/drivers/gpu/drm/exynos/exynos5433_drm_decon.c b/drivers/gpu/drm/exynos/exynos5433_drm_decon.c index 34cebcdc2fc4..9cae5f69b07c 100644 --- a/drivers/gpu/drm/exynos/exynos5433_drm_decon.c +++ b/drivers/gpu/drm/exynos/exynos5433_drm_decon.c @@ -190,7 +190,7 @@ static void decon_win_set_pixfmt(struct decon_context *ctx, unsigned int win, unsigned long val;

val = readl(ctx->addr + DECON_WINCONx(win)); - val &= ~WINCONx_BPPMODE_MASK; + val &= WINCONx_ENWIN_F;

switch (fb->pixel_format) { case DRM_FORMAT_XRGB1555: @@ -278,8 +278,8 @@ static void decon_update_plane(struct exynos_drm_crtc *crtc, COORDINATE_Y(plane->crtc_y + plane->crtc_h - 1); writel(val, ctx->addr + DECON_VIDOSDxB(win));

- val = VIDOSD_Wx_ALPHA_R_F(0x0) | VIDOSD_Wx_ALPHA_G_F(0x0) | - VIDOSD_Wx_ALPHA_B_F(0x0); + val = VIDOSD_Wx_ALPHA_R_F(0xff) | VIDOSD_Wx_ALPHA_G_F(0xff) | + VIDOSD_Wx_ALPHA_B_F(0xff); writel(val, ctx->addr + DECON_VIDOSDxC(win));

val = VIDOSD_Wx_ALPHA_R_F(0x0) | VIDOSD_Wx_ALPHA_G_F(0x0) | diff --git a/drivers/gpu/drm/exynos/exynos_drm_gsc.c b/drivers/gpu/drm/exynos/exynos_drm_gsc.c index 11b87d2a7913..ba69d1c72221 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_gsc.c +++ b/drivers/gpu/drm/exynos/exynos_drm_gsc.c @@ -526,21 +526,25 @@ static int gsc_src_set_fmt(struct device *dev, u32 fmt) GSC_IN_CHROMA_ORDER_CRCB); break; case DRM_FORMAT_NV21: + cfg |= (GSC_IN_CHROMA_ORDER_CRCB | GSC_IN_YUV420_2P); + break; case DRM_FORMAT_NV61: - cfg |= (GSC_IN_CHROMA_ORDER_CRCB | - GSC_IN_YUV420_2P); + cfg |= (GSC_IN_CHROMA_ORDER_CRCB | GSC_IN_YUV422_2P); break; case DRM_FORMAT_YUV422: cfg |= GSC_IN_YUV422_3P; break; case DRM_FORMAT_YUV420: + cfg |= (GSC_IN_CHROMA_ORDER_CBCR | GSC_IN_YUV420_3P); + break; case DRM_FORMAT_YVU420: - cfg |= GSC_IN_YUV420_3P; + cfg |= (GSC_IN_CHROMA_ORDER_CRCB | GSC_IN_YUV420_3P); break; case DRM_FORMAT_NV12: + cfg |= (GSC_IN_CHROMA_ORDER_CBCR | GSC_IN_YUV420_2P); + break; case DRM_FORMAT_NV16: - cfg |= (GSC_IN_CHROMA_ORDER_CBCR | - GSC_IN_YUV420_2P); + cfg |= (GSC_IN_CHROMA_ORDER_CBCR | GSC_IN_YUV422_2P); break; default: dev_err(ippdrv->dev, "invalid target yuv order 0x%x.\n", fmt); @@ -800,18 +804,25 @@ static int gsc_dst_set_fmt(struct device *dev, u32 fmt) GSC_OUT_CHROMA_ORDER_CRCB); break; case DRM_FORMAT_NV21: - case DRM_FORMAT_NV61: cfg |= (GSC_OUT_CHROMA_ORDER_CRCB | GSC_OUT_YUV420_2P); break; + case DRM_FORMAT_NV61: + cfg |= (GSC_OUT_CHROMA_ORDER_CRCB | GSC_OUT_YUV422_2P); + break; case DRM_FORMAT_YUV422: + cfg |= GSC_OUT_YUV422_3P; + break; case DRM_FORMAT_YUV420: + cfg |= (GSC_OUT_CHROMA_ORDER_CBCR | GSC_OUT_YUV420_3P); + break; case DRM_FORMAT_YVU420: - cfg |= GSC_OUT_YUV420_3P; + cfg |= (GSC_OUT_CHROMA_ORDER_CRCB | GSC_OUT_YUV420_3P); break; case DRM_FORMAT_NV12: + cfg |= (GSC_OUT_CHROMA_ORDER_CBCR | GSC_OUT_YUV420_2P); + break; case DRM_FORMAT_NV16: - cfg |= (GSC_OUT_CHROMA_ORDER_CBCR | - GSC_OUT_YUV420_2P); + cfg |= (GSC_OUT_CHROMA_ORDER_CBCR | GSC_OUT_YUV422_2P); break; default: dev_err(ippdrv->dev, "invalid target yuv order 0x%x.\n", fmt); diff --git a/drivers/gpu/drm/exynos/regs-gsc.h b/drivers/gpu/drm/exynos/regs-gsc.h index 9ad592707aaf..ade10966d6af 100644 --- a/drivers/gpu/drm/exynos/regs-gsc.h +++ b/drivers/gpu/drm/exynos/regs-gsc.h @@ -138,6 +138,7 @@ #define GSC_OUT_YUV420_3P (3 << 4) #define GSC_OUT_YUV422_1P (4 << 4) #define GSC_OUT_YUV422_2P (5 << 4) +#define GSC_OUT_YUV422_3P (6 << 4) #define GSC_OUT_YUV444 (7 << 4) #define GSC_OUT_TILE_TYPE_MASK (1 << 2) #define GSC_OUT_TILE_C_16x8 (0 << 2) diff --git a/drivers/gpu/drm/nouveau/nouveau_gem.c b/drivers/gpu/drm/nouveau/nouveau_gem.c index 495c279da200..ae560f5977fc 100644 --- a/drivers/gpu/drm/nouveau/nouveau_gem.c +++ b/drivers/gpu/drm/nouveau/nouveau_gem.c @@ -602,7 +602,7 @@ nouveau_gem_pushbuf_reloc_apply(struct nouveau_cli *cli, struct nouveau_bo *nvbo; uint32_t data;

- if (unlikely(r->bo_index > req->nr_buffers)) { + if (unlikely(r->bo_index >= req->nr_buffers)) { NV_PRINTK(err, cli, "reloc bo index invalid\n"); ret = -EINVAL; break; @@ -612,7 +612,7 @@ nouveau_gem_pushbuf_reloc_apply(struct nouveau_cli *cli, if (b->presumed.valid) continue;

- if (unlikely(r->reloc_bo_index > req->nr_buffers)) { + if (unlikely(r->reloc_bo_index >= req->nr_buffers)) { NV_PRINTK(err, cli, "reloc container bo index invalid\n"); ret = -EINVAL; break; diff --git a/drivers/hid/wacom_wac.c b/drivers/hid/wacom_wac.c index b62c50d1b1e4..b184956bd430 100644 --- a/drivers/hid/wacom_wac.c +++ b/drivers/hid/wacom_wac.c @@ -2487,8 +2487,14 @@ void wacom_setup_device_quirks(struct wacom *wacom) if (features->type >= INTUOSHT && features->type <= BAMBOO_PT) features->device_type |= WACOM_DEVICETYPE_PAD;

- features->x_max = 4096; - features->y_max = 4096; + if (features->type == INTUOSHT2) { + features->x_max = features->x_max / 10; + features->y_max = features->y_max / 10; + } + else { + features->x_max = 4096; + features->y_max = 4096; + } } else if (features->pktlen == WACOM_PKGLEN_BBTOUCH) { features->device_type |= WACOM_DEVICETYPE_PAD; diff --git a/drivers/i2c/busses/i2c-imx.c b/drivers/i2c/busses/i2c-imx.c index a4abf7dc9576..cf1b57a054d0 100644 --- a/drivers/i2c/busses/i2c-imx.c +++ b/drivers/i2c/busses/i2c-imx.c @@ -677,9 +677,6 @@ static int i2c_imx_dma_read(struct imx_i2c_struct *i2c_imx, struct imx_i2c_dma *dma = i2c_imx->dma; struct device *dev = &i2c_imx->adapter.dev;

- temp = imx_i2c_read_reg(i2c_imx, IMX_I2C_I2CR); - temp |= I2CR_DMAEN; - imx_i2c_write_reg(temp, i2c_imx, IMX_I2C_I2CR);

dma->chan_using = dma->chan_rx; dma->dma_transfer_dir = DMA_DEV_TO_MEM; @@ -792,6 +789,7 @@ static int i2c_imx_read(struct imx_i2c_struct *i2c_imx, struct i2c_msg *msgs, bo int i, result; unsigned int temp; int block_data = msgs->flags & I2C_M_RECV_LEN; + int use_dma = i2c_imx->dma && msgs->len >= DMA_THRESHOLD && !block_data;

dev_dbg(&i2c_imx->adapter.dev, "<%s> write slave address: addr=0x%x\n", @@ -818,12 +816,14 @@ static int i2c_imx_read(struct imx_i2c_struct *i2c_imx, struct i2c_msg *msgs, bo */ if ((msgs->len - 1) || block_data) temp &= ~I2CR_TXAK; + if (use_dma) + temp |= I2CR_DMAEN; imx_i2c_write_reg(temp, i2c_imx, IMX_I2C_I2CR); imx_i2c_read_reg(i2c_imx, IMX_I2C_I2DR); /* dummy read */

dev_dbg(&i2c_imx->adapter.dev, "<%s> read data\n", __func__);

- if (i2c_imx->dma && msgs->len >= DMA_THRESHOLD && !block_data) + if (use_dma) return i2c_imx_dma_read(i2c_imx, msgs, is_lastmsg);

/* read data */ diff --git a/drivers/md/raid10.c b/drivers/md/raid10.c index 7b6acedc89c1..8a731bdd268e 100644 --- a/drivers/md/raid10.c +++ b/drivers/md/raid10.c @@ -3691,6 +3691,13 @@ static int run(struct mddev *mddev) disk->rdev->saved_raid_disk < 0) conf->fullsync = 1; } + + if (disk->replacement && + !test_bit(In_sync, &disk->replacement->flags) && + disk->replacement->saved_raid_disk < 0) { + conf->fullsync = 1; + } + disk->recovery_disabled = mddev->recovery_disabled - 1; }

diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x.h b/drivers/net/ethernet/broadcom/bnx2x/bnx2x.h index b5e64b02200c..1ea068815419 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x.h +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x.h @@ -1634,6 +1634,7 @@ struct bnx2x { struct link_vars link_vars; u32 link_cnt; struct bnx2x_link_report_data last_reported_link; + bool force_link_down;

struct mdio_if_info mdio;

diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c index 949a82458a29..ebc4518d598a 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c @@ -1277,6 +1277,11 @@ void __bnx2x_link_report(struct bnx2x *bp) { struct bnx2x_link_report_data cur_data;

+ if (bp->force_link_down) { + bp->link_vars.link_up = 0; + return; + } + /* reread mf_cfg */ if (IS_PF(bp) && !CHIP_IS_E1(bp)) bnx2x_read_mf_cfg(bp); @@ -2840,6 +2845,7 @@ int bnx2x_nic_load(struct bnx2x *bp, int load_mode) bp->pending_max = 0; }

+ bp->force_link_down = false; if (bp->port.pmf) { rc = bnx2x_initial_phy_init(bp, load_mode); if (rc) diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c index 8ddb68a3fdb6..403fa8d98aa3 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c @@ -10222,6 +10222,12 @@ static void bnx2x_sp_rtnl_task(struct work_struct *work) bp->sp_rtnl_state = 0; smp_mb();

+ /* Immediately indicate link as down */ + bp->link_vars.link_up = 0; + bp->force_link_down = true; + netif_carrier_off(bp->dev); + BNX2X_ERR("Indicating link is down due to Tx-timeout\n"); + bnx2x_nic_unload(bp, UNLOAD_NORMAL, true); bnx2x_nic_load(bp, LOAD_NORMAL);

diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.c b/drivers/net/ethernet/broadcom/bnxt/bnxt.c index 9904d768a20a..4ffacafddacb 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c @@ -4591,7 +4591,7 @@ static int __bnxt_open_nic(struct bnxt *bp, bool irq_re_init, bool link_re_init) rc = bnxt_request_irq(bp); if (rc) { netdev_err(bp->dev, "bnxt_request_irq err: %x\n", rc); - goto open_err; + goto open_err_irq; } }

@@ -4629,6 +4629,8 @@ static int __bnxt_open_nic(struct bnxt *bp, bool irq_re_init, bool link_re_init)

open_err: bnxt_disable_napi(bp); + +open_err_irq: bnxt_del_napi(bp);

open_err_free_mem: diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c index 090e00650601..a3e1498ca67c 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c +++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c @@ -338,7 +338,7 @@ static void dcb_tx_queue_prio_enable(struct net_device *dev, int enable) "Can't %s DCB Priority on port %d, TX Queue %d: err=%d\n", enable ? "set" : "unset", pi->port_id, i, -err); else - txq->dcb_prio = value; + txq->dcb_prio = enable ? value : 0; } } #endif /* CONFIG_CHELSIO_T4_DCB */ diff --git a/drivers/net/ethernet/cisco/enic/enic_clsf.c b/drivers/net/ethernet/cisco/enic/enic_clsf.c index 3c677ed3c29e..4d9014d5b36d 100644 --- a/drivers/net/ethernet/cisco/enic/enic_clsf.c +++ b/drivers/net/ethernet/cisco/enic/enic_clsf.c @@ -78,7 +78,6 @@ void enic_rfs_flw_tbl_init(struct enic *enic) enic->rfs_h.max = enic->config.num_arfs; enic->rfs_h.free = enic->rfs_h.max; enic->rfs_h.toclean = 0; - enic_rfs_timer_start(enic); }

void enic_rfs_flw_tbl_free(struct enic *enic) @@ -87,7 +86,6 @@ void enic_rfs_flw_tbl_free(struct enic *enic)

enic_rfs_timer_stop(enic); spin_lock_bh(&enic->rfs_h.lock); - enic->rfs_h.free = 0; for (i = 0; i < (1 << ENIC_RFS_FLW_BITSHIFT); i++) { struct hlist_head *hhead; struct hlist_node *tmp; @@ -98,6 +96,7 @@ void enic_rfs_flw_tbl_free(struct enic *enic) enic_delfltr(enic, n->fltr_id); hlist_del(&n->node); kfree(n); + enic->rfs_h.free++; } } spin_unlock_bh(&enic->rfs_h.lock); diff --git a/drivers/net/ethernet/cisco/enic/enic_main.c b/drivers/net/ethernet/cisco/enic/enic_main.c index 029fa5bee520..8390597aecb8 100644 --- a/drivers/net/ethernet/cisco/enic/enic_main.c +++ b/drivers/net/ethernet/cisco/enic/enic_main.c @@ -1760,7 +1760,7 @@ static int enic_open(struct net_device *netdev) vnic_intr_unmask(&enic->intr[i]);

enic_notify_timer_start(enic); - enic_rfs_flw_tbl_init(enic); + enic_rfs_timer_start(enic);

return 0;

@@ -2694,6 +2694,7 @@ static int enic_probe(struct pci_dev *pdev, const struct pci_device_id *ent) enic->notify_timer.function = enic_notify_timer; enic->notify_timer.data = (unsigned long)enic;

+ enic_rfs_flw_tbl_init(enic); enic_set_rx_coal_setting(enic); INIT_WORK(&enic->reset, enic_reset); INIT_WORK(&enic->tx_hang_reset, enic_tx_hang_reset); diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_common.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_common.c index 105dd00ddc1a..cd2afe92f1da 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_common.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_common.c @@ -1814,7 +1814,12 @@ s32 ixgbe_set_rar_generic(struct ixgbe_hw *hw, u32 index, u8 *addr, u32 vmdq, if (enable_addr != 0) rar_high |= IXGBE_RAH_AV;

+ /* Record lower 32 bits of MAC address and then make + * sure that write is flushed to hardware before writing + * the upper 16 bits and setting the valid bit. + */ IXGBE_WRITE_REG(hw, IXGBE_RAL(index), rar_low); + IXGBE_WRITE_FLUSH(hw); IXGBE_WRITE_REG(hw, IXGBE_RAH(index), rar_high);

return 0; @@ -1846,8 +1851,13 @@ s32 ixgbe_clear_rar_generic(struct ixgbe_hw *hw, u32 index) rar_high = IXGBE_READ_REG(hw, IXGBE_RAH(index)); rar_high &= ~(0x0000FFFF | IXGBE_RAH_AV);

- IXGBE_WRITE_REG(hw, IXGBE_RAL(index), 0); + /* Clear the address valid bit and upper 16 bits of the address + * before clearing the lower bits. This way we aren't updating + * a live filter. + */ IXGBE_WRITE_REG(hw, IXGBE_RAH(index), rar_high); + IXGBE_WRITE_FLUSH(hw); + IXGBE_WRITE_REG(hw, IXGBE_RAL(index), 0);

/* clear VMDq pool/queue selection for this RAR */ hw->mac.ops.clear_vmdq(hw, index, IXGBE_CLEAR_VMDQ_ALL); diff --git a/drivers/net/ethernet/qlogic/qed/qed_main.c b/drivers/net/ethernet/qlogic/qed/qed_main.c index 688b6da5a9bb..35e1468d8196 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_main.c +++ b/drivers/net/ethernet/qlogic/qed/qed_main.c @@ -461,8 +461,16 @@ static irqreturn_t qed_single_int(int irq, void *dev_instance) /* Fastpath interrupts */ for (j = 0; j < 64; j++) { if ((0x2ULL << j) & status) { - hwfn->simd_proto_handler[j].func( - hwfn->simd_proto_handler[j].token); + struct qed_simd_fp_handler *p_handler = + &hwfn->simd_proto_handler[j]; + + if (p_handler->func) + p_handler->func(p_handler->token); + else + DP_NOTICE(hwfn, + "Not calling fastpath handler as it is NULL [handler #%d, status 0x%llx]\n", + j, status); + status &= ~(0x2ULL << j); rc = IRQ_HANDLED; } diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_sysfs.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_sysfs.c index ccbb04503b27..b53a18e365c2 100644 --- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_sysfs.c +++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_sysfs.c @@ -1128,6 +1128,8 @@ static ssize_t qlcnic_83xx_sysfs_flash_write_handler(struct file *filp, struct qlcnic_adapter *adapter = dev_get_drvdata(dev);

ret = kstrtoul(buf, 16, &data); + if (ret) + return ret;

switch (data) { case QLC_83XX_FLASH_SECTOR_ERASE_CMD: diff --git a/drivers/net/ethernet/qualcomm/qca_spi.c b/drivers/net/ethernet/qualcomm/qca_spi.c index c90ae4d4be7d..7886a8a5b55b 100644 --- a/drivers/net/ethernet/qualcomm/qca_spi.c +++ b/drivers/net/ethernet/qualcomm/qca_spi.c @@ -635,7 +635,7 @@ qcaspi_netdev_open(struct net_device *dev) return ret; }

- netif_start_queue(qca->net_dev); + /* SPI thread takes care of TX queue */

return 0; } @@ -739,6 +739,9 @@ qcaspi_netdev_tx_timeout(struct net_device *dev) qca->net_dev->stats.tx_errors++; /* Trigger tx queue flush and QCA7000 reset */ qca->sync = QCASPI_SYNC_UNKNOWN; + + if (qca->spi_thread) + wake_up_process(qca->spi_thread); }

static int @@ -865,22 +868,22 @@ qca_spi_probe(struct spi_device *spi)

if ((qcaspi_clkspeed < QCASPI_CLK_SPEED_MIN) || (qcaspi_clkspeed > QCASPI_CLK_SPEED_MAX)) { - dev_info(&spi->dev, "Invalid clkspeed: %d\n", - qcaspi_clkspeed); + dev_err(&spi->dev, "Invalid clkspeed: %d\n", + qcaspi_clkspeed); return -EINVAL; }

if ((qcaspi_burst_len < QCASPI_BURST_LEN_MIN) || (qcaspi_burst_len > QCASPI_BURST_LEN_MAX)) { - dev_info(&spi->dev, "Invalid burst len: %d\n", - qcaspi_burst_len); + dev_err(&spi->dev, "Invalid burst len: %d\n", + qcaspi_burst_len); return -EINVAL; }

if ((qcaspi_pluggable < QCASPI_PLUGGABLE_MIN) || (qcaspi_pluggable > QCASPI_PLUGGABLE_MAX)) { - dev_info(&spi->dev, "Invalid pluggable: %d\n", - qcaspi_pluggable); + dev_err(&spi->dev, "Invalid pluggable: %d\n", + qcaspi_pluggable); return -EINVAL; }

@@ -941,8 +944,8 @@ qca_spi_probe(struct spi_device *spi) }

if (register_netdev(qcaspi_devs)) { - dev_info(&spi->dev, "Unable to register net device %s\n", - qcaspi_devs->name); + dev_err(&spi->dev, "Unable to register net device %s\n", + qcaspi_devs->name); free_netdev(qcaspi_devs); return -EFAULT; } diff --git a/drivers/net/ethernet/ti/davinci_emac.c b/drivers/net/ethernet/ti/davinci_emac.c index 33bd3b902304..6be315303d61 100644 --- a/drivers/net/ethernet/ti/davinci_emac.c +++ b/drivers/net/ethernet/ti/davinci_emac.c @@ -1517,6 +1517,10 @@ static int emac_devioctl(struct net_device *ndev, struct ifreq *ifrq, int cmd)

static int match_first_device(struct device *dev, void *data) { + if (dev->parent && dev->parent->of_node) + return of_device_is_compatible(dev->parent->of_node, + "ti,davinci_mdio"); + return !strncmp(dev_name(dev), "davinci_mdio", 12); }

diff --git a/drivers/net/hamradio/bpqether.c b/drivers/net/hamradio/bpqether.c index d95a50ae996d..8748e8c9ce96 100644 --- a/drivers/net/hamradio/bpqether.c +++ b/drivers/net/hamradio/bpqether.c @@ -89,10 +89,6 @@ static const char banner[] __initconst = KERN_INFO \ "AX.25: bpqether driver version 004\n";

-static char bcast_addr[6]={0xFF,0xFF,0xFF,0xFF,0xFF,0xFF}; - -static char bpq_eth_addr[6]; - static int bpq_rcv(struct sk_buff *, struct net_device *, struct packet_type *, struct net_device *); static int bpq_device_event(struct notifier_block *, unsigned long, void *);

@@ -515,8 +511,8 @@ static int bpq_new_device(struct net_device *edev) bpq->ethdev = edev; bpq->axdev = ndev;

- memcpy(bpq->dest_addr, bcast_addr, sizeof(bpq_eth_addr)); - memcpy(bpq->acpt_addr, bcast_addr, sizeof(bpq_eth_addr)); + eth_broadcast_addr(bpq->dest_addr); + eth_broadcast_addr(bpq->acpt_addr);

err = register_netdevice(ndev); if (err) diff --git a/drivers/net/ieee802154/at86rf230.c b/drivers/net/ieee802154/at86rf230.c index 0fbbba7a0cae..f72c2967ae82 100644 --- a/drivers/net/ieee802154/at86rf230.c +++ b/drivers/net/ieee802154/at86rf230.c @@ -932,7 +932,7 @@ at86rf230_xmit(struct ieee802154_hw *hw, struct sk_buff *skb) static int at86rf230_ed(struct ieee802154_hw *hw, u8 *level) { - BUG_ON(!level); + WARN_ON(!level); *level = 0xbe; return 0; } @@ -1108,8 +1108,7 @@ at86rf230_set_hw_addr_filt(struct ieee802154_hw *hw, if (changed & IEEE802154_AFILT_SADDR_CHANGED) { u16 addr = le16_to_cpu(filt->short_addr);

- dev_vdbg(&lp->spi->dev, - "at86rf230_set_hw_addr_filt called for saddr\n"); + dev_vdbg(&lp->spi->dev, "%s called for saddr\n", __func__); __at86rf230_write(lp, RG_SHORT_ADDR_0, addr); __at86rf230_write(lp, RG_SHORT_ADDR_1, addr >> 8); } @@ -1117,8 +1116,7 @@ at86rf230_set_hw_addr_filt(struct ieee802154_hw *hw, if (changed & IEEE802154_AFILT_PANID_CHANGED) { u16 pan = le16_to_cpu(filt->pan_id);

- dev_vdbg(&lp->spi->dev, - "at86rf230_set_hw_addr_filt called for pan id\n"); + dev_vdbg(&lp->spi->dev, "%s called for pan id\n", __func__); __at86rf230_write(lp, RG_PAN_ID_0, pan); __at86rf230_write(lp, RG_PAN_ID_1, pan >> 8); } @@ -1127,15 +1125,13 @@ at86rf230_set_hw_addr_filt(struct ieee802154_hw *hw, u8 i, addr[8];

memcpy(addr, &filt->ieee_addr, 8); - dev_vdbg(&lp->spi->dev, - "at86rf230_set_hw_addr_filt called for IEEE addr\n"); + dev_vdbg(&lp->spi->dev, "%s called for IEEE addr\n", __func__); for (i = 0; i < 8; i++) __at86rf230_write(lp, RG_IEEE_ADDR_0 + i, addr[i]); }

if (changed & IEEE802154_AFILT_PANC_CHANGED) { - dev_vdbg(&lp->spi->dev, - "at86rf230_set_hw_addr_filt called for panc change\n"); + dev_vdbg(&lp->spi->dev, "%s called for panc change\n", __func__); if (filt->pan_coord) at86rf230_write_subreg(lp, SR_AACK_I_AM_COORD, 1); else @@ -1239,7 +1235,6 @@ at86rf230_set_cca_mode(struct ieee802154_hw *hw, return at86rf230_write_subreg(lp, SR_CCA_MODE, val); }

- static int at86rf230_set_cca_ed_level(struct ieee802154_hw *hw, s32 mbm) { diff --git a/drivers/net/ieee802154/fakelb.c b/drivers/net/ieee802154/fakelb.c index 43617ded3773..91de25c53274 100644 --- a/drivers/net/ieee802154/fakelb.c +++ b/drivers/net/ieee802154/fakelb.c @@ -49,7 +49,7 @@ struct fakelb_phy {

static int fakelb_hw_ed(struct ieee802154_hw *hw, u8 *level) { - BUG_ON(!level); + WARN_ON(!level); *level = 0xbe;

return 0; diff --git a/drivers/net/usb/rtl8150.c b/drivers/net/usb/rtl8150.c index 39672984dde1..58b1e18fdd64 100644 --- a/drivers/net/usb/rtl8150.c +++ b/drivers/net/usb/rtl8150.c @@ -681,7 +681,7 @@ static void rtl8150_set_multicast(struct net_device *netdev) (netdev->flags & IFF_ALLMULTI)) { rx_creg &= 0xfffe; rx_creg |= 0x0002; - dev_info(&netdev->dev, "%s: allmulti set\n", netdev->name); + dev_dbg(&netdev->dev, "%s: allmulti set\n", netdev->name); } else { /* ~RX_MULTICAST, ~RX_PROMISCUOUS */ rx_creg &= 0x00fc; diff --git a/drivers/net/usb/smsc75xx.c b/drivers/net/usb/smsc75xx.c index 7337e6c0e126..478937418a33 100644 --- a/drivers/net/usb/smsc75xx.c +++ b/drivers/net/usb/smsc75xx.c @@ -81,6 +81,9 @@ static bool turbo_mode = true; module_param(turbo_mode, bool, 0644); MODULE_PARM_DESC(turbo_mode, "Enable multiple frames per Rx transaction");

+static int smsc75xx_link_ok_nopm(struct usbnet *dev); +static int smsc75xx_phy_gig_workaround(struct usbnet *dev); + static int __must_check __smsc75xx_read_reg(struct usbnet *dev, u32 index, u32 *data, int in_pm) { @@ -840,6 +843,9 @@ static int smsc75xx_phy_initialize(struct usbnet *dev) return -EIO; }

+ /* phy workaround for gig link */ + smsc75xx_phy_gig_workaround(dev); + smsc75xx_mdio_write(dev->net, dev->mii.phy_id, MII_ADVERTISE, ADVERTISE_ALL | ADVERTISE_CSMA | ADVERTISE_PAUSE_CAP | ADVERTISE_PAUSE_ASYM); @@ -978,6 +984,62 @@ static int smsc75xx_wait_ready(struct usbnet *dev, int in_pm) return -EIO; }

+static int smsc75xx_phy_gig_workaround(struct usbnet *dev) +{ + struct mii_if_info *mii = &dev->mii; + int ret = 0, timeout = 0; + u32 buf, link_up = 0; + + /* Set the phy in Gig loopback */ + smsc75xx_mdio_write(dev->net, mii->phy_id, MII_BMCR, 0x4040); + + /* Wait for the link up */ + do { + link_up = smsc75xx_link_ok_nopm(dev); + usleep_range(10000, 20000); + timeout++; + } while ((!link_up) && (timeout < 1000)); + + if (timeout >= 1000) { + netdev_warn(dev->net, "Timeout waiting for PHY link up\n"); + return -EIO; + } + + /* phy reset */ + ret = smsc75xx_read_reg(dev, PMT_CTL, &buf); + if (ret < 0) { + netdev_warn(dev->net, "Failed to read PMT_CTL: %d\n", ret); + return ret; + } + + buf |= PMT_CTL_PHY_RST; + + ret = smsc75xx_write_reg(dev, PMT_CTL, buf); + if (ret < 0) { + netdev_warn(dev->net, "Failed to write PMT_CTL: %d\n", ret); + return ret; + } + + timeout = 0; + do { + usleep_range(10000, 20000); + ret = smsc75xx_read_reg(dev, PMT_CTL, &buf); + if (ret < 0) { + netdev_warn(dev->net, "Failed to read PMT_CTL: %d\n", + ret); + return ret; + } + timeout++; + } while ((buf & PMT_CTL_PHY_RST) && (timeout < 100)); + + if (timeout >= 100) { + netdev_warn(dev->net, "timeout waiting for PHY Reset\n"); + return -EIO; + } + + return 0; +} + static int smsc75xx_reset(struct usbnet *dev) { struct smsc75xx_priv *pdata = (struct smsc75xx_priv *)(dev->data[0]); diff --git a/drivers/net/wireless/brcm80211/brcmfmac/sdio.c b/drivers/net/wireless/brcm80211/brcmfmac/sdio.c index 7e74ac3ad815..35f62b00f1df 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/sdio.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/sdio.c @@ -4291,6 +4291,13 @@ void brcmf_sdio_remove(struct brcmf_sdio *bus) brcmf_dbg(TRACE, "Enter\n");

if (bus) { + /* Stop watchdog task */ + if (bus->watchdog_tsk) { + send_sig(SIGTERM, bus->watchdog_tsk, 1); + kthread_stop(bus->watchdog_tsk); + bus->watchdog_tsk = NULL; + } + /* De-register interrupt handler */ brcmf_sdiod_intr_unregister(bus->sdiodev);

diff --git a/drivers/pci/hotplug/pci_hotplug_core.c b/drivers/pci/hotplug/pci_hotplug_core.c index d1fab97d6b01..6ce2a73fe0e4 100644 --- a/drivers/pci/hotplug/pci_hotplug_core.c +++ b/drivers/pci/hotplug/pci_hotplug_core.c @@ -457,8 +457,17 @@ int __pci_hp_register(struct hotplug_slot *slot, struct pci_bus *bus, list_add(&slot->slot_list, &pci_hotplug_slot_list);

result = fs_add_slot(pci_slot); + if (result) + goto err_list_del; + kobject_uevent(&pci_slot->kobj, KOBJ_ADD); dbg("Added slot %s to the list\n", name); + goto out; + +err_list_del: + list_del(&slot->slot_list); + pci_slot->hotplug = NULL; + pci_destroy_slot(pci_slot); out: mutex_unlock(&pci_hp_mutex); return result; diff --git a/drivers/pci/hotplug/pciehp.h b/drivers/pci/hotplug/pciehp.h index cbe58480b474..6b0f7e0d7dbd 100644 --- a/drivers/pci/hotplug/pciehp.h +++ b/drivers/pci/hotplug/pciehp.h @@ -132,6 +132,7 @@ int pciehp_unconfigure_device(struct slot *p_slot); void pciehp_queue_pushbutton_work(struct work_struct *work); struct controller *pcie_init(struct pcie_device *dev); int pcie_init_notification(struct controller *ctrl); +void pcie_shutdown_notification(struct controller *ctrl); int pciehp_enable_slot(struct slot *p_slot); int pciehp_disable_slot(struct slot *p_slot); void pcie_reenable_notification(struct controller *ctrl); diff --git a/drivers/pci/hotplug/pciehp_core.c b/drivers/pci/hotplug/pciehp_core.c index 8f6ded43760a..47cc3568514e 100644 --- a/drivers/pci/hotplug/pciehp_core.c +++ b/drivers/pci/hotplug/pciehp_core.c @@ -77,6 +77,12 @@ static int reset_slot (struct hotplug_slot *slot, int probe); */ static void release_slot(struct hotplug_slot *hotplug_slot) { + struct slot *slot = hotplug_slot->private; + + /* queued work needs hotplug_slot name */ + cancel_delayed_work(&slot->work); + drain_workqueue(slot->wq); + kfree(hotplug_slot->ops); kfree(hotplug_slot->info); kfree(hotplug_slot); @@ -276,6 +282,7 @@ static void pciehp_remove(struct pcie_device *dev) { struct controller *ctrl = get_service_data(dev);

+ pcie_shutdown_notification(ctrl); cleanup_slot(ctrl); pciehp_release_ctrl(ctrl); } diff --git a/drivers/pci/hotplug/pciehp_hpc.c b/drivers/pci/hotplug/pciehp_hpc.c index 63c6c7fce3eb..cd982778a6b8 100644 --- a/drivers/pci/hotplug/pciehp_hpc.c +++ b/drivers/pci/hotplug/pciehp_hpc.c @@ -741,7 +741,7 @@ int pcie_init_notification(struct controller *ctrl) return 0; }

-static void pcie_shutdown_notification(struct controller *ctrl) +void pcie_shutdown_notification(struct controller *ctrl) { if (ctrl->notification_enabled) { pcie_disable_notification(ctrl); @@ -776,7 +776,7 @@ abort: static void pcie_cleanup_slot(struct controller *ctrl) { struct slot *slot = ctrl->slot; - cancel_delayed_work(&slot->work); + destroy_workqueue(slot->wq); kfree(slot); } @@ -853,7 +853,6 @@ abort:

void pciehp_release_ctrl(struct controller *ctrl) { - pcie_shutdown_notification(ctrl); pcie_cleanup_slot(ctrl); kfree(ctrl); } diff --git a/drivers/pci/probe.c b/drivers/pci/probe.c index 566897f24dee..5f040619393f 100644 --- a/drivers/pci/probe.c +++ b/drivers/pci/probe.c @@ -1338,6 +1338,10 @@ static void pci_configure_mps(struct pci_dev *dev) if (!pci_is_pcie(dev) || !bridge || !pci_is_pcie(bridge)) return;

+ /* MPS and MRRS fields are of type 'RsvdP' for VFs, short-circuit out */ + if (dev->is_virtfn) + return; + mps = pcie_get_mps(dev); p_mps = pcie_get_mps(bridge);

diff --git a/drivers/scsi/xen-scsifront.c b/drivers/scsi/xen-scsifront.c index 9dc8687bf048..e1b32ed0aa20 100644 --- a/drivers/scsi/xen-scsifront.c +++ b/drivers/scsi/xen-scsifront.c @@ -676,10 +676,17 @@ static int scsifront_dev_reset_handler(struct scsi_cmnd *sc) static int scsifront_sdev_configure(struct scsi_device *sdev) { struct vscsifrnt_info *info = shost_priv(sdev->host); + int err;

- if (info && current == info->curr) - xenbus_printf(XBT_NIL, info->dev->nodename, + if (info && current == info->curr) { + err = xenbus_printf(XBT_NIL, info->dev->nodename, info->dev_state_path, "%d", XenbusStateConnected); + if (err) { + xenbus_dev_error(info->dev, err, + "%s: writing dev_state_path", __func__); + return err; + } + }

return 0; } @@ -687,10 +694,15 @@ static int scsifront_sdev_configure(struct scsi_device *sdev) static void scsifront_sdev_destroy(struct scsi_device *sdev) { struct vscsifrnt_info *info = shost_priv(sdev->host); + int err;

- if (info && current == info->curr) - xenbus_printf(XBT_NIL, info->dev->nodename, + if (info && current == info->curr) { + err = xenbus_printf(XBT_NIL, info->dev->nodename, info->dev_state_path, "%d", XenbusStateClosed); + if (err) + xenbus_dev_error(info->dev, err, + "%s: writing dev_state_path", __func__); + } }

static struct scsi_host_template scsifront_sht = { @@ -1025,9 +1037,12 @@ static void scsifront_do_lun_hotplug(struct vscsifrnt_info *info, int op)

if (scsi_add_device(info->host, chn, tgt, lun)) { dev_err(&dev->dev, "scsi_add_device\n"); - xenbus_printf(XBT_NIL, dev->nodename, + err = xenbus_printf(XBT_NIL, dev->nodename, info->dev_state_path, "%d", XenbusStateClosed); + if (err) + xenbus_dev_error(dev, err, + "%s: writing dev_state_path", __func__); } break; case VSCSIFRONT_OP_DEL_LUN: @@ -1041,10 +1056,14 @@ static void scsifront_do_lun_hotplug(struct vscsifrnt_info *info, int op) } break; case VSCSIFRONT_OP_READD_LUN: - if (device_state == XenbusStateConnected) - xenbus_printf(XBT_NIL, dev->nodename, + if (device_state == XenbusStateConnected) { + err = xenbus_printf(XBT_NIL, dev->nodename, info->dev_state_path, "%d", XenbusStateConnected); + if (err) + xenbus_dev_error(dev, err, + "%s: writing dev_state_path", __func__); + } break; default: break; diff --git a/drivers/staging/android/ion/ion.c b/drivers/staging/android/ion/ion.c index 374f840f31a4..47cb163da9a0 100644 --- a/drivers/staging/android/ion/ion.c +++ b/drivers/staging/android/ion/ion.c @@ -15,6 +15,7 @@ * */

+#include <linux/atomic.h> #include <linux/device.h> #include <linux/err.h> #include <linux/file.h> @@ -387,6 +388,16 @@ static void ion_handle_get(struct ion_handle *handle) kref_get(&handle->ref); }

+/* Must hold the client lock */ +static struct ion_handle *ion_handle_get_check_overflow( + struct ion_handle *handle) +{ + if (atomic_read(&handle->ref.refcount) + 1 == 0) + return ERR_PTR(-EOVERFLOW); + ion_handle_get(handle); + return handle; +} + static int ion_handle_put_nolock(struct ion_handle *handle) { int ret; @@ -433,9 +444,9 @@ static struct ion_handle *ion_handle_get_by_id_nolock(struct ion_client *client,

handle = idr_find(&client->idr, id); if (handle) - ion_handle_get(handle); + return ion_handle_get_check_overflow(handle);

- return handle ? handle : ERR_PTR(-EINVAL); + return ERR_PTR(-EINVAL); }

struct ion_handle *ion_handle_get_by_id(struct ion_client *client, @@ -1202,7 +1213,7 @@ struct ion_handle *ion_import_dma_buf(struct ion_client *client, int fd) /* if a handle exists for this buffer just take a reference to it */ handle = ion_handle_lookup(client, buffer); if (!IS_ERR(handle)) { - ion_handle_get(handle); + handle = ion_handle_get_check_overflow(handle); mutex_unlock(&client->lock); goto end; } diff --git a/drivers/usb/dwc2/gadget.c b/drivers/usb/dwc2/gadget.c index 98705b83d2dc..842c1ae7a291 100644 --- a/drivers/usb/dwc2/gadget.c +++ b/drivers/usb/dwc2/gadget.c @@ -3657,9 +3657,11 @@ int dwc2_gadget_init(struct dwc2_hsotg *hsotg, int irq) }

ret = usb_add_gadget_udc(dev, &hsotg->gadget); - if (ret) + if (ret) { + dwc2_hsotg_ep_free_request(&hsotg->eps_out[0]->ep, + hsotg->ctrl_req); return ret; - + } dwc2_hsotg_dump(hsotg);

return 0; @@ -3672,6 +3674,7 @@ int dwc2_gadget_init(struct dwc2_hsotg *hsotg, int irq) int dwc2_hsotg_remove(struct dwc2_hsotg *hsotg) { usb_del_gadget_udc(&hsotg->gadget); + dwc2_hsotg_ep_free_request(&hsotg->eps_out[0]->ep, hsotg->ctrl_req);

return 0; } diff --git a/drivers/usb/dwc2/hcd_intr.c b/drivers/usb/dwc2/hcd_intr.c index bda0b21b850f..51866f3f2052 100644 --- a/drivers/usb/dwc2/hcd_intr.c +++ b/drivers/usb/dwc2/hcd_intr.c @@ -931,9 +931,8 @@ static int dwc2_xfercomp_isoc_split_in(struct dwc2_hsotg *hsotg, frame_desc = &qtd->urb->iso_descs[qtd->isoc_frame_index]; len = dwc2_get_actual_xfer_length(hsotg, chan, chnum, qtd, DWC2_HC_XFER_COMPLETE, NULL); - if (!len) { + if (!len && !qtd->isoc_split_offset) { qtd->complete_split = 0; - qtd->isoc_split_offset = 0; return 0; }

diff --git a/drivers/usb/gadget/composite.c b/drivers/usb/gadget/composite.c index eb445c2ab15e..58f5fbdb6959 100644 --- a/drivers/usb/gadget/composite.c +++ b/drivers/usb/gadget/composite.c @@ -1619,6 +1619,8 @@ composite_setup(struct usb_gadget *gadget, const struct usb_ctrlrequest *ctrl) */ if (w_value && !f->get_alt) break; + + spin_lock(&cdev->lock); value = f->set_alt(f, w_index, w_value); if (value == USB_GADGET_DELAYED_STATUS) { DBG(cdev, @@ -1628,6 +1630,7 @@ composite_setup(struct usb_gadget *gadget, const struct usb_ctrlrequest *ctrl) DBG(cdev, "delayed_status count %d\n", cdev->delayed_status); } + spin_unlock(&cdev->lock); break; case USB_REQ_GET_INTERFACE: if (ctrl->bRequestType != (USB_DIR_IN|USB_RECIP_INTERFACE)) diff --git a/drivers/usb/host/xhci.c b/drivers/usb/host/xhci.c index 2d837b6bd495..128a3c0a9286 100644 --- a/drivers/usb/host/xhci.c +++ b/drivers/usb/host/xhci.c @@ -1052,8 +1052,13 @@ int xhci_resume(struct xhci_hcd *xhci, bool hibernated) command = readl(&xhci->op_regs->command); command |= CMD_CRS; writel(command, &xhci->op_regs->command); + /* + * Some controllers take up to 55+ ms to complete the controller + * restore so setting the timeout to 100ms. Xhci specification + * doesn't mention any timeout value. + */ if (xhci_handshake(&xhci->op_regs->status, - STS_RESTORE, 0, 10 * 1000)) { + STS_RESTORE, 0, 100 * 1000)) { xhci_warn(xhci, "WARN: xHC restore state timeout\n"); spin_unlock_irq(&xhci->lock); return -ETIMEDOUT; diff --git a/fs/ext4/mballoc.c b/fs/ext4/mballoc.c index 75f79ff29ce0..828b4c080c38 100644 --- a/fs/ext4/mballoc.c +++ b/fs/ext4/mballoc.c @@ -26,6 +26,7 @@ #include <linux/log2.h> #include <linux/module.h> #include <linux/slab.h> +#include <linux/nospec.h> #include <linux/backing-dev.h> #include <trace/events/ext4.h>

@@ -2144,7 +2145,8 @@ ext4_mb_regular_allocator(struct ext4_allocation_context *ac) * This should tell if fe_len is exactly power of 2 */ if ((ac->ac_g_ex.fe_len & (~(1 << (i - 1)))) == 0) - ac->ac_2order = i - 1; + ac->ac_2order = array_index_nospec(i - 1, + sb->s_blocksize_bits + 2); }

/* if stream allocation is enabled, use global goal */ diff --git a/fs/reiserfs/xattr.c b/fs/reiserfs/xattr.c index a8dbc93e45eb..8b32fdaad468 100644 --- a/fs/reiserfs/xattr.c +++ b/fs/reiserfs/xattr.c @@ -791,8 +791,10 @@ static int listxattr_filler(struct dir_context *ctx, const char *name, size = handler->list(handler, b->dentry, b->buf + b->pos, b->size, name, namelen); - if (size > b->size) + if (b->pos + size > b->size) { + b->pos = -ERANGE; return -ERANGE; + } } else { size = handler->list(handler, b->dentry, NULL, 0, name, namelen); diff --git a/include/linux/fsl/guts.h b/include/linux/fsl/guts.h index 84d971ff3fba..5d06e838e650 100644 --- a/include/linux/fsl/guts.h +++ b/include/linux/fsl/guts.h @@ -16,6 +16,7 @@ #define __FSL_GUTS_H__

#include <linux/types.h> +#include <linux/io.h>

/** * Global Utility Registers. diff --git a/include/net/net_namespace.h b/include/net/net_namespace.h index 93328c61934a..6965dfe7e88b 100644 --- a/include/net/net_namespace.h +++ b/include/net/net_namespace.h @@ -115,6 +115,7 @@ struct net { #endif #if IS_ENABLED(CONFIG_NF_DEFRAG_IPV6) struct netns_nf_frag nf_frag; + struct ctl_table_header *nf_frag_frags_hdr; #endif struct sock *nfnl; struct sock *nfnl_stash; diff --git a/include/net/netns/ipv6.h b/include/net/netns/ipv6.h index c0368db6df54..d235722c0d92 100644 --- a/include/net/netns/ipv6.h +++ b/include/net/netns/ipv6.h @@ -86,7 +86,6 @@ struct netns_ipv6 {

#if IS_ENABLED(CONFIG_NF_DEFRAG_IPV6) struct netns_nf_frag { - struct netns_sysctl_ipv6 sysctl; struct netns_frags frags; }; #endif diff --git a/include/net/tcp.h b/include/net/tcp.h index cac4a6ad5db3..6c89238f192e 100644 --- a/include/net/tcp.h +++ b/include/net/tcp.h @@ -821,8 +821,6 @@ enum tcp_ca_event { CA_EVENT_LOSS, /* loss timeout */ CA_EVENT_ECN_NO_CE, /* ECT set, but not CE marked */ CA_EVENT_ECN_IS_CE, /* received CE marked IP packet */ - CA_EVENT_DELAYED_ACK, /* Delayed ack is sent */ - CA_EVENT_NON_DELAYED_ACK, };

/* Information about inbound ACK, passed to cong_ops->in_ack_event() */ diff --git a/kernel/locking/lockdep.c b/kernel/locking/lockdep.c index 0e2c4911ba61..6e171b547a80 100644 --- a/kernel/locking/lockdep.c +++ b/kernel/locking/lockdep.c @@ -1264,11 +1264,11 @@ unsigned long lockdep_count_forward_deps(struct lock_class *class) this.parent = NULL; this.class = class;

- local_irq_save(flags); + raw_local_irq_save(flags); arch_spin_lock(&lockdep_lock); ret = __lockdep_count_forward_deps(&this); arch_spin_unlock(&lockdep_lock); - local_irq_restore(flags); + raw_local_irq_restore(flags);

return ret; } @@ -1291,11 +1291,11 @@ unsigned long lockdep_count_backward_deps(struct lock_class *class) this.parent = NULL; this.class = class;

- local_irq_save(flags); + raw_local_irq_save(flags); arch_spin_lock(&lockdep_lock); ret = __lockdep_count_backward_deps(&this); arch_spin_unlock(&lockdep_lock); - local_irq_restore(flags); + raw_local_irq_restore(flags);

return ret; } @@ -4123,7 +4123,7 @@ void debug_check_no_locks_freed(const void *mem_from, unsigned long mem_len) if (unlikely(!debug_locks)) return;

- local_irq_save(flags); + raw_local_irq_save(flags); for (i = 0; i < curr->lockdep_depth; i++) { hlock = curr->held_locks + i;

@@ -4134,7 +4134,7 @@ void debug_check_no_locks_freed(const void *mem_from, unsigned long mem_len) print_freed_lock_bug(curr, mem_from, mem_from + mem_len, hlock); break; } - local_irq_restore(flags); + raw_local_irq_restore(flags); } EXPORT_SYMBOL_GPL(debug_check_no_locks_freed);

diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c index 1b980a8ef791..11761b3dd7ba 100644 --- a/kernel/trace/trace.c +++ b/kernel/trace/trace.c @@ -2186,6 +2186,7 @@ out: } EXPORT_SYMBOL_GPL(trace_vbprintk);

+__printf(3, 0) static int __trace_array_vprintk(struct ring_buffer *buffer, unsigned long ip, const char *fmt, va_list args) @@ -2236,12 +2237,14 @@ __trace_array_vprintk(struct ring_buffer *buffer, return len; }

+__printf(3, 0) int trace_array_vprintk(struct trace_array *tr, unsigned long ip, const char *fmt, va_list args) { return __trace_array_vprintk(tr->trace_buffer.buffer, ip, fmt, args); }

+__printf(3, 0) int trace_array_printk(struct trace_array *tr, unsigned long ip, const char *fmt, ...) { @@ -2257,6 +2260,7 @@ int trace_array_printk(struct trace_array *tr, return ret; }

+__printf(3, 4) int trace_array_printk_buf(struct ring_buffer *buffer, unsigned long ip, const char *fmt, ...) { @@ -2272,6 +2276,7 @@ int trace_array_printk_buf(struct ring_buffer *buffer, return ret; }

+__printf(2, 0) int trace_vprintk(unsigned long ip, const char *fmt, va_list args) { return trace_array_vprintk(&global_trace, ip, fmt, args); diff --git a/mm/kasan/kasan.c b/mm/kasan/kasan.c index ba9adce1422a..b7397b459960 100644 --- a/mm/kasan/kasan.c +++ b/mm/kasan/kasan.c @@ -427,12 +427,13 @@ void kasan_kfree_large(const void *ptr) int kasan_module_alloc(void *addr, size_t size) { void *ret; + size_t scaled_size; size_t shadow_size; unsigned long shadow_start;

shadow_start = (unsigned long)kasan_mem_to_shadow(addr); - shadow_size = round_up(size >> KASAN_SHADOW_SCALE_SHIFT, - PAGE_SIZE); + scaled_size = (size + KASAN_SHADOW_MASK) >> KASAN_SHADOW_SCALE_SHIFT; + shadow_size = round_up(scaled_size, PAGE_SIZE);

if (WARN_ON(!PAGE_ALIGNED(shadow_start))) return -EINVAL; diff --git a/net/bridge/br_if.c b/net/bridge/br_if.c index 3400b1e47668..50e84e634dfe 100644 --- a/net/bridge/br_if.c +++ b/net/bridge/br_if.c @@ -511,8 +511,11 @@ int br_add_if(struct net_bridge *br, struct net_device *dev) if (br_fdb_insert(br, p, dev->dev_addr, 0)) netdev_err(dev, "failed insert local address bridge forwarding table\n");

- if (nbp_vlan_init(p)) + err = nbp_vlan_init(p); + if (err) { netdev_err(dev, "failed to initialize vlan filtering on this port\n"); + goto err6; + }

spin_lock_bh(&br->lock); changed_addr = br_stp_recalculate_bridge_id(br); @@ -533,6 +536,12 @@ int br_add_if(struct net_bridge *br, struct net_device *dev)

return 0;

+err6: + list_del_rcu(&p->list); + br_fdb_delete_by_port(br, p, 0, 1); + nbp_update_port_count(br); + netdev_upper_dev_unlink(dev, br->dev); + err5: dev->priv_flags &= ~IFF_BRIDGE_PORT; netdev_rx_handler_unregister(dev); diff --git a/net/core/dev.c b/net/core/dev.c index 3bcbf931a910..191cf880d805 100644 --- a/net/core/dev.c +++ b/net/core/dev.c @@ -7420,7 +7420,8 @@ int dev_change_net_namespace(struct net_device *dev, struct net *net, const char /* We get here if we can't use the current device name */ if (!pat) goto out; - if (dev_get_valid_name(net, dev, pat) < 0) + err = dev_get_valid_name(net, dev, pat); + if (err < 0) goto out; }

@@ -7432,7 +7433,6 @@ int dev_change_net_namespace(struct net_device *dev, struct net *net, const char dev_close(dev);

/* And unlink it from device chain */ - err = -ENODEV; unlist_netdevice(dev);

synchronize_net(); diff --git a/net/ipv4/netfilter/ip_tables.c b/net/ipv4/netfilter/ip_tables.c index 9363c1a70f16..8adb6e9ba8f5 100644 --- a/net/ipv4/netfilter/ip_tables.c +++ b/net/ipv4/netfilter/ip_tables.c @@ -2072,6 +2072,7 @@ static struct xt_match ipt_builtin_mt[] __read_mostly = { .checkentry = icmp_checkentry, .proto = IPPROTO_ICMP, .family = NFPROTO_IPV4, + .me = THIS_MODULE, }, };

diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c index a0f0a7db946b..5e162b8ab184 100644 --- a/net/ipv4/tcp.c +++ b/net/ipv4/tcp.c @@ -1659,7 +1659,7 @@ int tcp_recvmsg(struct sock *sk, struct msghdr *msg, size_t len, int nonblock, * shouldn't happen. */ if (WARN(before(*seq, TCP_SKB_CB(skb)->seq), - "recvmsg bug: copied %X seq %X rcvnxt %X fl %X\n", + "TCP recvmsg seq # bug: copied %X, seq %X, rcvnxt %X, fl %X\n", *seq, TCP_SKB_CB(skb)->seq, tp->rcv_nxt, flags)) break; @@ -1672,7 +1672,7 @@ int tcp_recvmsg(struct sock *sk, struct msghdr *msg, size_t len, int nonblock, if (TCP_SKB_CB(skb)->tcp_flags & TCPHDR_FIN) goto found_fin_ok; WARN(!(flags & MSG_PEEK), - "recvmsg bug 2: copied %X seq %X rcvnxt %X fl %X\n", + "TCP recvmsg seq # bug 2: copied %X, seq %X, rcvnxt %X, fl %X\n", *seq, TCP_SKB_CB(skb)->seq, tp->rcv_nxt, flags); }

diff --git a/net/ipv4/tcp_dctcp.c b/net/ipv4/tcp_dctcp.c index 6300edf90e60..62f90f6b7a9d 100644 --- a/net/ipv4/tcp_dctcp.c +++ b/net/ipv4/tcp_dctcp.c @@ -55,7 +55,6 @@ struct dctcp { u32 dctcp_alpha; u32 next_seq; u32 ce_state; - u32 delayed_ack_reserved; u32 loss_cwnd; };

@@ -96,7 +95,6 @@ static void dctcp_init(struct sock *sk)

ca->dctcp_alpha = min(dctcp_alpha_on_init, DCTCP_MAX_ALPHA);

- ca->delayed_ack_reserved = 0; ca->loss_cwnd = 0; ca->ce_state = 0;

@@ -230,25 +228,6 @@ static void dctcp_state(struct sock *sk, u8 new_state) } }

-static void dctcp_update_ack_reserved(struct sock *sk, enum tcp_ca_event ev) -{ - struct dctcp *ca = inet_csk_ca(sk); - - switch (ev) { - case CA_EVENT_DELAYED_ACK: - if (!ca->delayed_ack_reserved) - ca->delayed_ack_reserved = 1; - break; - case CA_EVENT_NON_DELAYED_ACK: - if (ca->delayed_ack_reserved) - ca->delayed_ack_reserved = 0; - break; - default: - /* Don't care for the rest. */ - break; - } -} - static void dctcp_cwnd_event(struct sock *sk, enum tcp_ca_event ev) { switch (ev) { @@ -258,10 +237,6 @@ static void dctcp_cwnd_event(struct sock *sk, enum tcp_ca_event ev) case CA_EVENT_ECN_NO_CE: dctcp_ce_state_1_to_0(sk); break; - case CA_EVENT_DELAYED_ACK: - case CA_EVENT_NON_DELAYED_ACK: - dctcp_update_ack_reserved(sk, ev); - break; default: /* Don't care for the rest. */ break; diff --git a/net/ipv4/tcp_output.c b/net/ipv4/tcp_output.c index 6fa749ce231f..2d3c9df8d75c 100644 --- a/net/ipv4/tcp_output.c +++ b/net/ipv4/tcp_output.c @@ -3316,8 +3316,6 @@ void tcp_send_delayed_ack(struct sock *sk) int ato = icsk->icsk_ack.ato; unsigned long timeout;

- tcp_ca_event(sk, CA_EVENT_DELAYED_ACK); - if (ato > TCP_DELACK_MIN) { const struct tcp_sock *tp = tcp_sk(sk); int max_ato = HZ / 2; @@ -3374,8 +3372,6 @@ void __tcp_send_ack(struct sock *sk, u32 rcv_nxt) if (sk->sk_state == TCP_CLOSE) return;

- tcp_ca_event(sk, CA_EVENT_NON_DELAYED_ACK); - /* We are not putting this on the write queue, so * tcp_transmit_skb() will set the ownership to this * sock. diff --git a/net/ipv6/mcast.c b/net/ipv6/mcast.c index 06640685ff43..091cee551cd9 100644 --- a/net/ipv6/mcast.c +++ b/net/ipv6/mcast.c @@ -2061,7 +2061,8 @@ void ipv6_mc_dad_complete(struct inet6_dev *idev) mld_send_initial_cr(idev); idev->mc_dad_count--; if (idev->mc_dad_count) - mld_dad_start_timer(idev, idev->mc_maxdelay); + mld_dad_start_timer(idev, + unsolicited_report_interval(idev)); } }

@@ -2073,7 +2074,8 @@ static void mld_dad_timer_expire(unsigned long data) if (idev->mc_dad_count) { idev->mc_dad_count--; if (idev->mc_dad_count) - mld_dad_start_timer(idev, idev->mc_maxdelay); + mld_dad_start_timer(idev, + unsolicited_report_interval(idev)); } in6_dev_put(idev); } @@ -2431,7 +2433,8 @@ static void mld_ifc_timer_expire(unsigned long data) if (idev->mc_ifc_count) { idev->mc_ifc_count--; if (idev->mc_ifc_count) - mld_ifc_start_timer(idev, idev->mc_maxdelay); + mld_ifc_start_timer(idev, + unsolicited_report_interval(idev)); } in6_dev_put(idev); } diff --git a/net/ipv6/netfilter/ip6_tables.c b/net/ipv6/netfilter/ip6_tables.c index 6cb9e35d23ac..96de322fe5e2 100644 --- a/net/ipv6/netfilter/ip6_tables.c +++ b/net/ipv6/netfilter/ip6_tables.c @@ -2073,6 +2073,7 @@ static struct xt_match ip6t_builtin_mt[] __read_mostly = { .checkentry = icmp6_checkentry, .proto = IPPROTO_ICMPV6, .family = NFPROTO_IPV6, + .me = THIS_MODULE, }, };

diff --git a/net/ipv6/netfilter/nf_conntrack_reasm.c b/net/ipv6/netfilter/nf_conntrack_reasm.c index eb2dc39f7066..838b65a59a73 100644 --- a/net/ipv6/netfilter/nf_conntrack_reasm.c +++ b/net/ipv6/netfilter/nf_conntrack_reasm.c @@ -118,7 +118,7 @@ static int nf_ct_frag6_sysctl_register(struct net *net) if (hdr == NULL) goto err_reg;

- net->nf_frag.sysctl.frags_hdr = hdr; + net->nf_frag_frags_hdr = hdr; return 0;

err_reg: @@ -132,8 +132,8 @@ static void __net_exit nf_ct_frags6_sysctl_unregister(struct net *net) { struct ctl_table *table;

- table = net->nf_frag.sysctl.frags_hdr->ctl_table_arg; - unregister_net_sysctl_table(net->nf_frag.sysctl.frags_hdr); + table = net->nf_frag_frags_hdr->ctl_table_arg; + unregister_net_sysctl_table(net->nf_frag_frags_hdr); if (!net_eq(net, &init_net)) kfree(table); } diff --git a/net/netfilter/nf_conntrack_proto_dccp.c b/net/netfilter/nf_conntrack_proto_dccp.c index fce1b1cca32d..99d0e9261a64 100644 --- a/net/netfilter/nf_conntrack_proto_dccp.c +++ b/net/netfilter/nf_conntrack_proto_dccp.c @@ -244,14 +244,14 @@ dccp_state_table[CT_DCCP_ROLE_MAX + 1][DCCP_PKT_SYNCACK + 1][CT_DCCP_MAX + 1] = * We currently ignore Sync packets * * sNO, sRQ, sRS, sPO, sOP, sCR, sCG, sTW */ - sIG, sIG, sIG, sIG, sIG, sIG, sIG, sIG, + sIV, sIG, sIG, sIG, sIG, sIG, sIG, sIG, }, [DCCP_PKT_SYNCACK] = { /* * We currently ignore SyncAck packets * * sNO, sRQ, sRS, sPO, sOP, sCR, sCG, sTW */ - sIG, sIG, sIG, sIG, sIG, sIG, sIG, sIG, + sIV, sIG, sIG, sIG, sIG, sIG, sIG, sIG, }, }, [CT_DCCP_ROLE_SERVER] = { @@ -372,14 +372,14 @@ dccp_state_table[CT_DCCP_ROLE_MAX + 1][DCCP_PKT_SYNCACK + 1][CT_DCCP_MAX + 1] = * We currently ignore Sync packets * * sNO, sRQ, sRS, sPO, sOP, sCR, sCG, sTW */ - sIG, sIG, sIG, sIG, sIG, sIG, sIG, sIG, + sIV, sIG, sIG, sIG, sIG, sIG, sIG, sIG, }, [DCCP_PKT_SYNCACK] = { /* * We currently ignore SyncAck packets * * sNO, sRQ, sRS, sPO, sOP, sCR, sCG, sTW */ - sIG, sIG, sIG, sIG, sIG, sIG, sIG, sIG, + sIV, sIG, sIG, sIG, sIG, sIG, sIG, sIG, }, }, }; diff --git a/net/packet/af_packet.c b/net/packet/af_packet.c index 3a63f33698d3..07668f152a3a 100644 --- a/net/packet/af_packet.c +++ b/net/packet/af_packet.c @@ -2780,6 +2780,8 @@ static int packet_snd(struct socket *sock, struct msghdr *msg, size_t len) goto out_free; } else if (reserve) { skb_reserve(skb, -reserve); + if (len < reserve) + skb_reset_network_header(skb); }

/* Returns -EFAULT on error */ @@ -4174,6 +4176,8 @@ static int packet_set_ring(struct sock *sk, union tpacket_req_u *req_u, }

if (req->tp_block_nr) { + unsigned int min_frame_size; + /* Sanity tests and some calculations */ err = -EBUSY; if (unlikely(rb->pg_vec)) @@ -4196,12 +4200,12 @@ static int packet_set_ring(struct sock *sk, union tpacket_req_u *req_u, goto out; if (unlikely(!PAGE_ALIGNED(req->tp_block_size))) goto out; + min_frame_size = po->tp_hdrlen + po->tp_reserve; if (po->tp_version >= TPACKET_V3 && - req->tp_block_size <= - BLK_PLUS_PRIV((u64)req_u->req3.tp_sizeof_priv) + sizeof(struct tpacket3_hdr)) + req->tp_block_size < + BLK_PLUS_PRIV((u64)req_u->req3.tp_sizeof_priv) + min_frame_size) goto out; - if (unlikely(req->tp_frame_size < po->tp_hdrlen + - po->tp_reserve)) + if (unlikely(req->tp_frame_size < min_frame_size)) goto out; if (unlikely(req->tp_frame_size & (TPACKET_ALIGNMENT - 1))) goto out; diff --git a/net/xfrm/xfrm_user.c b/net/xfrm/xfrm_user.c index 90270d7110a3..78c40bb681b9 100644 --- a/net/xfrm/xfrm_user.c +++ b/net/xfrm/xfrm_user.c @@ -1624,9 +1624,11 @@ static inline size_t userpolicy_type_attrsize(void) #ifdef CONFIG_XFRM_SUB_POLICY static int copy_to_user_policy_type(u8 type, struct sk_buff *skb) { - struct xfrm_userpolicy_type upt = { - .type = type, - }; + struct xfrm_userpolicy_type upt; + + /* Sadly there are two holes in struct xfrm_userpolicy_type */ + memset(&upt, 0, sizeof(upt)); + upt.type = type;

return nla_put(skb, XFRMA_POLICY_TYPE, sizeof(upt), &upt); } diff --git a/security/smack/smack_lsm.c b/security/smack/smack_lsm.c index 735a1a9386d6..c73361859d11 100644 --- a/security/smack/smack_lsm.c +++ b/security/smack/smack_lsm.c @@ -2260,6 +2260,7 @@ static void smack_task_to_inode(struct task_struct *p, struct inode *inode) struct smack_known *skp = smk_of_task_struct(p);

isp->smk_inode = skp; + isp->smk_flags |= SMK_INODE_INSTANT; }

/* diff --git a/tools/perf/arch/powerpc/util/skip-callchain-idx.c b/tools/perf/arch/powerpc/util/skip-callchain-idx.c index 0c370f81e002..bd630c222e65 100644 --- a/tools/perf/arch/powerpc/util/skip-callchain-idx.c +++ b/tools/perf/arch/powerpc/util/skip-callchain-idx.c @@ -243,7 +243,7 @@ int arch_skip_callchain_idx(struct thread *thread, struct ip_callchain *chain) u64 ip; u64 skip_slot = -1;

- if (chain->nr < 3) + if (!chain || chain->nr < 3) return skip_slot;

ip = chain->ips[2]; diff --git a/tools/perf/tests/topology.c b/tools/perf/tests/topology.c index f5bb096c3bd9..bf67343c7795 100644 --- a/tools/perf/tests/topology.c +++ b/tools/perf/tests/topology.c @@ -42,6 +42,7 @@ static int session_write_header(char *path)

perf_header__set_feat(&session->header, HEADER_CPU_TOPOLOGY); perf_header__set_feat(&session->header, HEADER_NRCPUS); + perf_header__set_feat(&session->header, HEADER_ARCH);

session->header.data_size += DATA_SIZE;

diff --git a/tools/perf/util/llvm-utils.c b/tools/perf/util/llvm-utils.c index 00724d496d38..62f6d7dc2dda 100644 --- a/tools/perf/util/llvm-utils.c +++ b/tools/perf/util/llvm-utils.c @@ -254,16 +254,16 @@ static const char *kinc_fetch_script = "#!/usr/bin/env sh\n" "if ! test -d "$KBUILD_DIR"\n" "then\n" -" exit -1\n" +" exit 1\n" "fi\n" "if ! test -f "$KBUILD_DIR/include/generated/autoconf.h"\n" "then\n" -" exit -1\n" +" exit 1\n" "fi\n" "TMPDIR=`mktemp -d`\n" "if test -z "$TMPDIR"\n" "then\n" -" exit -1\n" +" exit 1\n" "fi\n" "cat << EOF > $TMPDIR/Makefile\n" "obj-y := dummy.o\n" diff --git a/tools/testing/selftests/pstore/pstore_post_reboot_tests b/tools/testing/selftests/pstore/pstore_post_reboot_tests index 6ccb154cb4aa..22f8df1ad7d4 100755 --- a/tools/testing/selftests/pstore/pstore_post_reboot_tests +++ b/tools/testing/selftests/pstore/pstore_post_reboot_tests @@ -7,13 +7,16 @@ # # Released under the terms of the GPL v2.

+# Kselftest framework requirement - SKIP code is 4. +ksft_skip=4 + . ./common_tests

if [ -e $REBOOT_FLAG ]; then rm $REBOOT_FLAG else prlog "pstore_crash_test has not been executed yet. we skip further tests." - exit 0 + exit $ksft_skip fi

prlog -n "Mounting pstore filesystem ... " diff --git a/tools/testing/selftests/static_keys/test_static_keys.sh b/tools/testing/selftests/static_keys/test_static_keys.sh index 1261e3fa1e3a..5bba7796fb34 100755 --- a/tools/testing/selftests/static_keys/test_static_keys.sh +++ b/tools/testing/selftests/static_keys/test_static_keys.sh @@ -1,6 +1,19 @@ #!/bin/sh # Runs static keys kernel module tests

+# Kselftest framework requirement - SKIP code is 4. +ksft_skip=4 + +if ! /sbin/modprobe -q -n test_static_key_base; then + echo "static_key: module test_static_key_base is not found [SKIP]" + exit $ksft_skip +fi + +if ! /sbin/modprobe -q -n test_static_keys; then + echo "static_key: module test_static_keys is not found [SKIP]" + exit $ksft_skip +fi + if /sbin/modprobe -q test_static_key_base; then if /sbin/modprobe -q test_static_keys; then echo "static_key: ok" diff --git a/tools/testing/selftests/sync/config b/tools/testing/selftests/sync/config new file mode 100644 index 000000000000..1ab7e8130db2 --- /dev/null +++ b/tools/testing/selftests/sync/config @@ -0,0 +1,4 @@ +CONFIG_STAGING=y +CONFIG_ANDROID=y +CONFIG_SYNC=y +CONFIG_SW_SYNC=y diff --git a/tools/testing/selftests/user/test_user_copy.sh b/tools/testing/selftests/user/test_user_copy.sh index 350107f40c1d..0409270f998c 100755 --- a/tools/testing/selftests/user/test_user_copy.sh +++ b/tools/testing/selftests/user/test_user_copy.sh @@ -1,6 +1,13 @@ #!/bin/sh # Runs copy_to/from_user infrastructure using test_user_copy kernel module

+# Kselftest framework requirement - SKIP code is 4. +ksft_skip=4 + +if ! /sbin/modprobe -q -n test_user_copy; then + echo "user: module test_user_copy is not found [SKIP]" + exit $ksft_skip +fi if /sbin/modprobe -q test_user_copy; then /sbin/modprobe -q -r test_user_copy echo "user_copy: ok" diff --git a/tools/testing/selftests/x86/sigreturn.c b/tools/testing/selftests/x86/sigreturn.c index b5aa1bab7416..97ad2d40324a 100644 --- a/tools/testing/selftests/x86/sigreturn.c +++ b/tools/testing/selftests/x86/sigreturn.c @@ -456,19 +456,38 @@ static int test_valid_sigreturn(int cs_bits, bool use_16bit_ss, int force_ss) greg_t req = requested_regs[i], res = resulting_regs[i]; if (i == REG_TRAPNO || i == REG_IP) continue; /* don't care */ - if (i == REG_SP) { - printf("\tSP: %llx -> %llx\n", (unsigned long long)req, - (unsigned long long)res);

+ if (i == REG_SP) { /* - * In many circumstances, the high 32 bits of rsp - * are zeroed. For example, we could be a real - * 32-bit program, or we could hit any of a number - * of poorly-documented IRET or segmented ESP - * oddities. If this happens, it's okay. + * If we were using a 16-bit stack segment, then + * the kernel is a bit stuck: IRET only restores + * the low 16 bits of ESP/RSP if SS is 16-bit. + * The kernel uses a hack to restore bits 31:16, + * but that hack doesn't help with bits 63:32. + * On Intel CPUs, bits 63:32 end up zeroed, and, on + * AMD CPUs, they leak the high bits of the kernel + * espfix64 stack pointer. There's very little that + * the kernel can do about it. + * + * Similarly, if we are returning to a 32-bit context, + * the CPU will often lose the high 32 bits of RSP. */ - if (res == (req & 0xFFFFFFFF)) - continue; /* OK; not expected to work */ + + if (res == req) + continue; + + if (cs_bits != 64 && ((res ^ req) & 0xFFFFFFFF) == 0) { + printf("[NOTE]\tSP: %llx -> %llx\n", + (unsigned long long)req, + (unsigned long long)res); + continue; + } + + printf("[FAIL]\tSP mismatch: requested 0x%llx; got 0x%llx\n", + (unsigned long long)requested_regs[i], + (unsigned long long)resulting_regs[i]); + nerrs++; + continue; }

bool ignore_reg = false; @@ -507,13 +526,6 @@ static int test_valid_sigreturn(int cs_bits, bool use_16bit_ss, int force_ss) }

if (requested_regs[i] != resulting_regs[i] && !ignore_reg) { - /* - * SP is particularly interesting here. The - * usual cause of failures is that we hit the - * nasty IRET case of returning to a 16-bit SS, - * in which case bits 16:31 of the *kernel* - * stack pointer persist in ESP. - */ printf("[FAIL]\tReg %d mismatch: requested 0x%llx; got 0x%llx\n", i, (unsigned long long)requested_regs[i], (unsigned long long)resulting_regs[i]); diff --git a/tools/testing/selftests/zram/zram.sh b/tools/testing/selftests/zram/zram.sh index 683a292e3290..9399c4aeaa26 100755 --- a/tools/testing/selftests/zram/zram.sh +++ b/tools/testing/selftests/zram/zram.sh @@ -1,6 +1,9 @@ #!/bin/bash TCID="zram.sh"

+# Kselftest framework requirement - SKIP code is 4. +ksft_skip=4 + . ./zram_lib.sh

run_zram () { @@ -23,5 +26,5 @@ elif [ -b /dev/zram0 ]; then else echo "$TCID : No zram.ko module or /dev/zram0 device file not found" echo "$TCID : CONFIG_ZRAM is not set" - exit 1 + exit $ksft_skip fi diff --git a/tools/testing/selftests/zram/zram_lib.sh b/tools/testing/selftests/zram/zram_lib.sh index f6a9c73e7a44..9e73a4fb9b0a 100755 --- a/tools/testing/selftests/zram/zram_lib.sh +++ b/tools/testing/selftests/zram/zram_lib.sh @@ -18,6 +18,9 @@ MODULE=0 dev_makeswap=-1 dev_mounted=-1

+# Kselftest framework requirement - SKIP code is 4. +ksft_skip=4 + trap INT

check_prereqs() @@ -27,7 +30,7 @@ check_prereqs()

if [ $uid -ne 0 ]; then echo $msg must be run as root >&2 - exit 0 + exit $ksft_skip fi }

diff --git a/virt/kvm/eventfd.c b/virt/kvm/eventfd.c index 1203829316b2..f509cfd37db5 100644 --- a/virt/kvm/eventfd.c +++ b/virt/kvm/eventfd.c @@ -405,11 +405,6 @@ kvm_irqfd_assign(struct kvm *kvm, struct kvm_irqfd *args) if (events & POLLIN) schedule_work(&irqfd->inject);

- /* - * do not drop the file until the irqfd is fully initialized, otherwise - * we might race against the POLLHUP - */ - fdput(f); #ifdef CONFIG_HAVE_KVM_IRQ_BYPASS irqfd->consumer.token = (void *)irqfd->eventfd; irqfd->consumer.add_producer = kvm_arch_irq_bypass_add_producer; @@ -423,6 +418,12 @@ kvm_irqfd_assign(struct kvm *kvm, struct kvm_irqfd *args) #endif

srcu_read_unlock(&kvm->irq_srcu, idx); + + /* + * do not drop the file until the irqfd is fully initialized, otherwise + * we might race against the POLLHUP + */ + fdput(f); return 0;

fail: